/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/MeshSelectionFunctions.h
Combine two Mesh Selections into a new Mesh Selection. The two inputs SelectionA and SelectionB must have the same Type.
static void CombineMeshSelections ( [FGeometryScriptMeshSelection](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptMeshSelection) SelectionA, [FGeometryScriptMeshSelection](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptMeshSelection) SelectionB, [FGeometryScriptMeshSelection](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptMeshSelection) & ResultSelection, [EGeometryScriptCombineSelectionMode](API\Plugins\GeometryScriptingCore\GeometryScript\EGeometryScriptC-_1) CombineMode )